Texas Instruments TPS3306-20
The TPS3306 family is a series of supervisory circuits designed for circuit initialization which require two supply voltages, primarily in DSP and processor-based systems. The product spectrum of the TPS3306-xx is designed for monitoring two independent supply voltages of 3.3 V/1.5 V, 3.3 V/1.8 V, 3.3 V/2 V, 3.3 V/2.5 V, or 3.3 V/5 V.| Part No. | TPS3306-20 |
|---|---|
| Datasheet | TPS3306-20 Download |
| Manufacturer |  Texas Instruments |
| Description | DUAL PROCESSOR SUPERVISORY CIRCUITS |
| Buy | Stock & Price |
FEATURES
● Dual Supervisory Circuits With Power-Fail for DSP and Processor-Based Systems● Voltage Monitor for Power-Fail or Low-Battery Warning
● Watchdog Timer With 0.8 Second Time-Out
● Power-On Reset Generator With Integrated 100 ms Delay Time
● Open-Drain Reset and Power-Fail Output
● Supply Current of 15 µA (Typ.)
● Supply Voltage Range: 7 V to 6 V
● Defined RESET Output From VDD≥ 1.1 V
● MSOP-8 and SO-8 Packages
● Temperature Range: –40°C to +85°C
APPLICATIONS
● Multivoltage DSPs and Processors● Portable Battery-Powered Equipment
● Embedded Control Systems
● Intelligent Instruments
● Automotive Systems D OR DGK PACKAGE (TOP VIEW) SENSE1 1 SENSE2 2 PFI 3 GND 4 TPS3306 8 VDD 7 WDI 6 PFO 5 RESET
DESCRIPTION
TYPICAL OPERATING CIRCUIT 3.3 V 1.5 V AVDD TPS3306–15 R3 R4 CVDD SENSE1 VDD DVDD R1 SENSE2 WDI 1% PFI PFO B_XF TMS320 A_XF VC5441 R2 GND RESET 1% RESET VSS VSSA Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
